[PATCH v3 6/7] spi: s3c64xx: restore removed comments
Michael Turquette
mturquette at baylibre.com
Tue Jul 12 11:07:53 PDT 2016
Quoting Andi Shyti (2016-07-11 23:54:04)
> Patch a9e93e8 has erroneously removed some comments which are
> important to understand why the bus frequency is multiplied by
> two during the spi transfer.
>
> Reword the previous comment to a more appropriate message.
>
> Suggested-by: Sylwester Nawrocki <s.nawrocki at samsung.com>
> Signed-off-by: Andi Shyti <andi.shyti at samsung.com>
> Reviewed-by: Michael Turquette <mturquette at baylibre.com>
> ---
> Hi,
>
> despite Mike's comments I'm sending the patch as it was
> originally meant. I think that fixing the exact clk where to set
> the rate should anyway go in a different patch.
That sounds fair.
Regards,
Mike
>
> V2->V3
> The comment has been reworded as Sylwester recommended.
>
> Thanks,
> Andi
>
> drivers/spi/spi-s3c64xx.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
> index 6da663f..5bedafc 100644
> --- a/drivers/spi/spi-s3c64xx.c
> +++ b/drivers/spi/spi-s3c64xx.c
> @@ -639,6 +639,7 @@ static void s3c64xx_spi_config(struct s3c64xx_spi_driver_data *sdd)
> writel(val, regs + S3C64XX_SPI_MODE_CFG);
>
> if (sdd->port_conf->clk_from_cmu) {
> + /* The src_clk clock is divided internally by 2 */
> clk_set_rate(sdd->src_clk, sdd->cur_speed * 2);
> } else {
> /* Configure Clock */
> --
> 2.8.1
>
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